28271136

素因数分解:

$2^5\times 3^1\times {\mathrm{17}}^2\times {\mathrm{1019}}^1$

素因数の和:1066

約数の個数: 72

約数和(自身を含む): 78911280

約数和(自身を除く): 50640144

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 32, 34, 48, 51, 68, 96, 102, 136, 204, 272, 289, 408, 544, 578, 816, 867, 1019, 1156, 1632, 1734, 2038, 2312, 3057, 3468, 4076, 4624, 6114, 6936, 8152, 9248, 12228, 13872, 16304, 17323, 24456, 27744, 32608, 34646, 48912, 51969, 69292, 97824, 103938, 138584, 207876, 277168, 294491, 415752, 554336, 588982, 831504, 883473, 1177964, 1663008, 1766946, 2355928, 3533892, 4711856, 7067784, 9423712, 14135568, 28271136]

約数ペア:

[(1, 28271136), (2, 14135568), (3, 9423712), (4, 7067784), (6, 4711856), (8, 3533892), (12, 2355928), (16, 1766946), (17, 1663008), (24, 1177964), (32, 883473), (34, 831504), (48, 588982), (51, 554336), (68, 415752), (96, 294491), (102, 277168), (136, 207876), (204, 138584), (272, 103938), (289, 97824), (408, 69292), (544, 51969), (578, 48912), (816, 34646), (867, 32608), (1019, 27744), (1156, 24456), (1632, 17323), (1734, 16304), (2038, 13872), (2312, 12228), (3057, 9248), (3468, 8152), (4076, 6936), (4624, 6114)]